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- Grade Range
- 6th - 7th
- Rating
Students learn what prime and composite numbers are and how to identify them. Full Review »
- Grade Range
- 5th
- Rating
Students review the concept of prime factorization. Then, they use the rules for divisibility and other notions to find the prime factorization of unfamiliar numbers. They solve problems in a whole class setting. Full Review »
- Grade Range
- 5th
- Rating
Students identify the prime factorization for 48 using different sets of factors. They find the prime factorization for 60. Full Review »
- Grade Range
- 6th
- Rating
Students explore how to apply the commutative property and the rules of divisibility. They examine the difference between prime and composite numbers. Full Review »
- Grade Range
- 5th
- Rating
Students examine prime and composite numbers and prime factorization. They define prime and composite numbers, view a teacher demonstration, then demonstrate prime factorization using small squares of construction paper. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students find the prime factorization of a composite number and write the results using exponents. They complete factor trees and write the prime factorization for each problem. Full Review »
- Grade Range
- 8th
- Rating
Students explore prime and composite numbers. Given division problems, they use color tiles to model solutions to division problems. Through activities and observation, students discover the meaning of prime and composite numbers. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students research prime and composite numbers. With a partner, students use graph paper to draw rectangles of various sizes. They list the dimensions of rectangles and discuss how the dimensions relate to the factors of each number. Students perform the prime factorization of numbers. They find the Greatest Common Factor (GCF) of numbers. Full Review »
- Grade Range
- 9th
- Rating
Students observe and demonstrate how to compare and contrast prime and composite numbers and multiples. They define key vocabulary terms, observe the teacher model a variety of examples, and independently complete a worksheet. Full Review »
- Grade Range
- 9th
- Rating
Students examine the important vocabulary before they begin working with prime and composite numbers, and multiples. They look at rules of divisibility and review factors, and the order of operation. In the guide practice section, they complete questions about the concepts. Finally, they problem solve in a student practice section of the lesson. Full Review »
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